Robust/src/Benchmarks/Prefetch/Moldyn/java/JGFMolDynBenchSizeA.java

   1 /**************************************************************************
   2  *                                                                         *
   3  *         Java Grande Forum Benchmark Suite - Thread Version 1.0          *
   4  *                                                                         *
   5  *                            produced by                                  *
   6  *                                                                         *
   7  *                  Java Grande Benchmarking Project                       *
   8  *                                                                         *
   9  *                                at                                       *
  10  *                                                                         *
  11  *                Edinburgh Parallel Computing Centre                      *
  12  *                                                                         *
  13  *                email: epcc-javagrande@epcc.ed.ac.uk                     *
  14  *                                                                         *
  15  *                                                                         *
  16  *      This version copyright (c) The University of Edinburgh, 2001.      *
  17  *                         All rights reserved.                            *
  18  *                                                                         *
  19  **************************************************************************/
  20 public class JGFMolDynBenchSizeA {
  21
  22     public static void main(String argv[]){
  23     int nthreads;
  24     if(argv.length != 0 ) {
  25       nthreads = Integer.parseInt(argv[0]);
  26     } else {
  27       System.printString("The no of threads has not been specified, defaulting to 1\n");
  28       System.printString("  " + "\n");
  29       nthreads = 1;
  30     }
  31
  32     JGFInstrumentor instr = new JGFInstrumentor();
  33     JGFInstrumentor.printHeader(3,0,nthreads);
  34
  35     JGFMolDynBench mold;
  36     mold = new JGFMolDynBench(nthreads);
  37     int size = 0;
  38     JGFInstrumentor.addTimer("Section3:MolDyn:Total", "Solutions",size, instr.timers);
  39     JGFInstrumentor.addTimer("Section3:MolDyn:Run", "Interactions",size, instr.timers);
  40
  41       mold.JGFsetsize(size);
  42
  43     JGFInstrumentor.startTimer("Section3:MolDyn:Total", instr.timers);
  44
  45     JGFMolDynBench tmp;
  46       mold.JGFinitialise();
  47     JGFMolDynBench.JGFapplication(mold);
  48     /* Validate data */
  49     double[] refval = new double[2];
  50     refval[0] = 1731.4306625334357;
  51     refval[1] = 7397.392307839352;
  52     double dval;
  53     //System.printString("Here #1\n");
  54       dval = mold.ek[0];
  55     //System.printString("Here #2\n");
  56     double dev = Math.fabs(dval - refval[size]);
  57     //long ldev = (long)dev * 1000000;
  58     //System.printString("ldev= "+ldev);
  59     //long ltmp = (long)1.0e-10 * 1000000;
  60     //System.printString("ltmp= "+ltmp);
  61     if (dev > 1.0e-10 ){
  62     //if (ldev > ltmp ){
  63       System.printString("Validation failed\n");
  64       System.printString("Kinetic Energy = " + (long)dval + "  " + (long)dev + "  " + size + "\n");
  65     }
  66     System.printString("End of JGFvalidate\n");
  67
  68     JGFInstrumentor.stopTimer("Section3:MolDyn:Total", instr.timers);
  69     double interactions;
  70     System.printString("Here #3\n");
  71     interactions = mold.interactions;
  72     System.printString("Here #4\n");
  73
  74     JGFInstrumentor.addOpsToTimer("Section3:MolDyn:Run", (double) interactions, instr.timers);
  75     JGFInstrumentor.addOpsToTimer("Section3:MolDyn:Total", 1, instr.timers);
  76
  77     JGFInstrumentor.printTimer("Section3:MolDyn:Run", instr.timers);
  78     JGFInstrumentor.printTimer("Section3:MolDyn:Total", instr.timers);
  79   }
  80 }
  81